Finding the Third Proportional to 178,593 and 243,208.50

Step by Step Solution

1. Step 1: Write the proportion equation
   178,593 : 243,208.50 = 243,208.50 : x
2. Step 2: Convert to fraction form
   178,593/243,208.50 = 243,208.50/x
3. Step 3: Cross multiply
   178,593x = 243,208.50 × 243,208.50
4. Step 4: Simplify right side
   178,593x = 59,150,374,472.25
5. Step 5: Solve for x
   x = 59,150,374,472.25/178,593
6. Step 6: Final answer
   x = 331,202.09